Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4848905 | Method of and apparatus for measuring suspended fine particles | — | 1989-07-18 |
| 4757878 | Method and system for lubrication | Toshio Sakurai, Tadashi Koizumi | 1988-07-19 |
| 4548226 | Apparatus for adjusting the concentration of oil in a water-containing oil material | Hideo Kanamori | 1985-10-22 |